Home / 143,007,610.35-214,577,387.61-65,308,333.62

Finding the Fourth Proportional to 143,007,610.35, 214,577,387.61 and 65,308,333.62

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Solution

The fourth proportional to 143,007,610.35, 214,577,387.61 and 65,308,333.62 is: 97,992,628.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,007,610.35 : 214,577,387.61 = 65,308,333.62 : x
  2. Step 2: Convert to fraction form
    143,007,610.35/214,577,387.61 = 65,308,333.62/x
  3. Step 3: Cross multiply
    143,007,610.35x = 214,577,387.61 × 65,308,333.62
  4. Step 4: Simplify right side
    143,007,610.35x = 14,013,691,617,341,934
  5. Step 5: Solve for x
    x = 14,013,691,617,341,934/143,007,610.35
  6. Step 6: Final answer
    x = 97,992,628.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.